Hat



FIG. 1 is a top view of a design for a hat;

FIG. 2 is a side view of the design for a hat;

FIG. 3 is a front perspective view of the design for a hat;

FIG. 4 is a front view of the design for a hat; and,

FIG. 5 is a rear view of the design for a hat.

The short hatch marks on the periphery of the triangle-like shapes represent embroidery, and the stippling inside the triangle-like shapes represents material. The entire surface of the hat which is in broken lines is shown for environmental purposes only and forms no part of the claimed design. 

The ornamental design for a hat, substantially as shown and described. 